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2CR878 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2CR878: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include body_outside_diameter: 2.000 INCHES NOMINAL IN, end_item_identification: HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-207-3680, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
2CR878
NSN: 4820-01-207-3680
FSC: 4820 — Valves, Nonpowered
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
body_outside_diameter2.000 INCHES NOMINAL IN
end_item_identificationHEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
NSN4820-01-207-3680
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2CR878 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONHEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
SUBSTITUTES & CROSS-REFERENCES 3
45A391 P3 PC 22Reference document
Same NSN cross-reference
Reference document — Secondary reference
45A391-P38Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
45A391 P3Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2CR878?
2CR878 is a SEAT,VALVE.
What parts can replace 2CR878?
There are 3 known substitutes for 2CR878: 45A391 P3 PC 22, 45A391-P38, 45A391 P3. Substitute compatibility should be verified for your specific system.
What is the NSN for 2CR878?
2CR878 is cataloged in the U.S. Government catalog under NSN 4820-01-207-3680. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.